<template>
    <el-breadcrumb class="app-breadcrumb" separator="/">
        <transition-group name="breadcrumb">
            <el-breadcrumb-item v-for="(item,index)  in levelList" :key="item.path" v-if="item.meta.title">
                <span v-if="item.redirect==='noredirect'||index==levelList.length-1" class="no-redirect">{{item.meta.title}}</span>
                <router-link v-else :to="item.redirect||item.path">{{item.meta.title}}</router-link>
            </el-breadcrumb-item>
        </transition-group>
    </el-breadcrumb>
</template>

<script>
	export default {
		created() {
			this.getBreadcrumb()
		},
		data() {
			return {
				levelList: null
			}
		},
		watch: {
			$route() {
				this.getBreadcrumb()
			}
		},
		methods: {
			getBreadcrumb() {
				let matched = this.$route.matched.filter(item => item.name)
				const first = matched[0]
				if (first && first.name !== 'ecardAdd') {
					matched = [{ path: '/ecardAdd', meta: { title: '首页' }}].concat(matched)
				}
				this.levelList = matched
			}
		}
	}
</script>

<style rel="stylesheet/scss" lang="scss" scoped>
    .app-breadcrumb.el-breadcrumb {
        display: inline-block;
        font-size: 14px;
        line-height: 50px;
        margin-left: 10px;
        .no-redirect {
            color: #97a8be;
            cursor: text;
        }
    }
</style>
